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Individual
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Individual
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Priority to ES0034176UpriorityCriticalpatent/ES34176Y/en
Publication of ES34176UpublicationCriticalpatent/ES34176U/en
Application grantedgrantedCritical
Publication of ES34176YpublicationCriticalpatent/ES34176Y/en
Articulated hose for asphalt irrigations, characterized in that it is formed by a series of metallic tubes, joined by knuckles and ball joints, all of metallic material, being formed the kneecaps mentioned by a piece in which fits the knuckle by means of a thread , which part fits into another provided with a nut, maintaining contact between the two parts by means of a spring, which will prevent bitumen seizures and give some slack when the material to be used reaches low temperature, avoiding loosening during use of the sleeve, by means of a screw, arranged in one of the parts described, all in a way that allows the operator all the necessary movements in his work. (Machine-translation by Google Translate, not legally binding)
ES0034176U1953-01-081953-01-08
Articulated hose for asphalt irrigation
ExpiredES34176Y
(en)